// The MIT License (MIT)
//
// Copyright (c) 2020-2023 NVIDIA CORPORATION & AFFILIATES
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// SOFTWARE.

#ifndef DALI_BACKEND_DALI_EXECUTOR_REQUEST_ID_H_
#define DALI_BACKEND_DALI_EXECUTOR_REQUEST_ID_H_

#include <string>

namespace triton::backend::dali {

template<typename T = uint64_t>
struct RequestId {
  /**
   * Prefix increment.
   */
  T& operator++() {
    request_id_str_ = std::to_string(++request_id_);
    return request_id_;
  }


  /**
   * Postfix increment.
   */
  T operator++(int) {
    T old = request_id_;
    operator++();
    return old;
  }


  /**
   * Return request_id_ as a string.
   */
  const std::string& str() const {
    return request_id_str_;
  }


 private:
  T request_id_ = 0;
  std::string request_id_str_ = std::to_string(request_id_);
};

}  // namespace triton::backend::dali

#endif  // DALI_BACKEND_DALI_EXECUTOR_REQUEST_ID_H_
